Cremnoceramus

Cremnoceramus
Temporal range: Turonian-Maastrichtian
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Cremnoceramus deformis in early Turonian Fort Hays limestone, showing characteristic wavy rugae.
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Pteriida
Family: Inoceramidae
Genus: Cremnoceramus
Cox, 1969 (posthumous)
Species
  • C. crassus
  • C. deformis Meek 1871
  • C. inconstans
  • C. rotundatus Fiege 1930
  • C. waltersdorfensis

Cremnoceramus ("cremno-" = kremnos [Greek]: precipice or over hanging wall or bank; "ceramus" = keramos [Greek]: clay pot) is an extinct genus of fossil marine pteriomorphian bivalves that superficially resembled the related winged pearly oysters of the extant genus Pteria. They lived from the Turonian to the Maastrichtian of the Late Cretaceous.

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